Online publication: Nov. 2, 2009

URI

https://id.erudit.org/iderudit/900341ar CopiedAn error has occurred

DOI

https://doi.org/10.7202/900341ar CopiedAn error has occurred

A document of the journal Revue des sciences de l'éducation

Volume 7, Number 2, Spring 1981, p. 387–389

Tous droits réservés © Revue des sciences de l'éducation, 1981